For Samsung Galaxy Tab 10.1 P7500 P7510 USB OTG Connection 5 in 1 Card Reader your GALAXY Tab automatically opens the photos after you making a connection,which lets you choose the pictures you wanted to import.When you sync GALAXY Tab to your PC or Mac, the photos are added to your PC photo library. Can use for p7310 p7300 P7500 and P7510 SAMSUNG GALAXY TAB 10.1 P7500 P7510 8.9 P7310 7300 USB and card reader KIT OTG HOST The kit has three connectors,a USB Port and a SD(HC)TF MS M2 MMC Card,each with a different interface.The USB port can connect to Digital Camera,USB Mouse,USB Flash Disk etc.and it supports External keyboards input. Please note only for Samsung, cannot for apple ipad.